Meridian Link/Customer Controlled Routing Installation And Upgrade Manual page 178

160 Chapter 9: Meridian Link/CCR interface cabling
Table 47
NT1R03BA 50-pin four-port cable pinout (IPE Module)
From To
DB-50 DB-25
1 7
2 2
3 4
4 6
5 7
6 2
7 4
8 6
9 7
10 2
11 4
12 6
13 15
14 22
15 7
16 2
17 4
18 6
19 15
20 22
21
22
23
24
25
553-3202-210 Standard October 1998
Port Signal
name
2 GND2
2 TXD2
2 RTS2
2 DSR2
4 GND4
4 TXD4
4 RTS4
4 DSR4
6 GND6
6 TXD6
6 RTS6
6 DSR6
6 TXCI6
6 RI6
8 GND8
8 TXD8
8 RTS8
8 DSR8
8 TXCI8
8 RI8
NC
NC
NC
NC
FGND FGND
From To
DB-50 DB-25
26 8
27 3
28 5
29 20
30 8
31 3
32 5
33 20
34 8
35 3
36 5
37 20
38 17
39 24
40 8
41 3
42 5
43 20
44 17
45 24
46
47
48
49
50
Port Signal
name
2 DCD2
2 RXD2
2 CTS2
2 DTR2
4 DCD4
4 RXD4
4 CTS4
4 DTR4
6 DCD6
6 RXD6
6 CTS6
6 DTR6
6 RXCI6
6 TXCO6
8 DCD8
8 RXD8
8 CTS8
8 DTR8
8 RXCI8
8 TXCO8
NC
NC
NC
NC
FGND FGND